DATA RACE in netlink.(*Socket).SetSockOpt (2)

Kernel	Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
gvisor	DATA RACE in netlink.(*Socket).SetSockOpt	-1	syz			2	2467d	2467d	0/26	fixed on 2019/04/01 09:44

WARNING: DATA RACE
Write at 0x00c00086e2c0 by goroutine 28001:
  gvisor.dev/gvisor/pkg/sentry/socket/netlink.(*Socket).SetSockOpt()
      pkg/sentry/socket/netlink/socket.go:594 +0x1bd
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt()
      pkg/sentry/syscalls/linux/sys_socket.go:551 +0x3af
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:143 +0x94b
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:323 +0x71
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:283 +0x93
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:258 +0x48f
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:269 +0x2068
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:97 +0x4c9
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
      pkg/sentry/kernel/task_start.go:416 +0x44

Previous read at 0x00c00086e2c0 by goroutine 28003:
  gvisor.dev/gvisor/pkg/sentry/socket/netlink.(*Socket).sendMsg()
      pkg/sentry/socket/netlink/socket.go:995 +0x318
  gvisor.dev/gvisor/pkg/sentry/socket/netlink.(*Socket).Write()
      pkg/sentry/socket/netlink/socket.go:247 +0x184
  gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write()
      pkg/sentry/vfs/file_description.go:684 +0x112
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write()
      pkg/sentry/syscalls/linux/sys_read_write.go:347 +0x90
  gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write()
      pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x2b1
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall()
      pkg/sentry/kernel/task_syscall.go:143 +0x94b
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke()
      pkg/sentry/kernel/task_syscall.go:323 +0x71
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter()
      pkg/sentry/kernel/task_syscall.go:283 +0x93
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall()
      pkg/sentry/kernel/task_syscall.go:258 +0x48f
  gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute()
      pkg/sentry/kernel/task_run.go:269 +0x2068
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run()
      pkg/sentry/kernel/task_run.go:97 +0x4c9
  gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
      pkg/sentry/kernel/task_start.go:416 +0x44

Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Manager	Title
2025/12/14 00:29	gvisor	e79ac3734065	d1b870e1	.config	console log	report	syz / log	C		ci-gvisor-ptrace-1-race	DATA RACE in netlink.(*Socket).SetSockOpt
2025/12/13 23:16	gvisor	e79ac3734065	d1b870e1	.config	console log	report	syz / log	C		ci-gvisor-ptrace-3-race	DATA RACE in netlink.(*Socket).SetSockOpt
2025/12/13 23:46	gvisor	e79ac3734065	d1b870e1	.config	console log	report	syz / log			ci-gvisor-ptrace-2-race	DATA RACE in netlink.(*Socket).SetSockOpt
2025/12/14 02:07	gvisor	e79ac3734065	d1b870e1	.config	console log	report	syz / log			ci-gvisor-arm64-systrap-1-race-cover	DATA RACE in netlink.(*Socket).SetSockOpt
2025/12/14 00:53	gvisor	e79ac3734065	d1b870e1	.config	console log	report	syz / log			ci-gvisor-arm64-ptrace-1-race	DATA RACE in netlink.(*Socket).SetSockOpt
2025/12/13 22:57	gvisor	e79ac3734065	d1b870e1	.config	console log	report			info	ci-gvisor-ptrace-3-race	DATA RACE in netlink.(*Socket).SetSockOpt